Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Unknown › John Alvarez
JA

John Alvarez — 3 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
CTCook Medical Technologies: 1 patents #542 of 905Top 60%
Doylestown, PA: #372 of 956 inventorsTop 40%
Pennsylvania: #23,787 of 74,527 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
John Alvarez has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1997 and the most recent in October 2014. John Alvarez ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list John Alvarez in Doylestown, PA, US.

Patents per Year

Patents granted per year, 1997 to 2014Bar chart with a peak of 1 patents in 1997.peak 11997: 1 patents19972002: 1 patents20022014: 1 patents2014

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8858584 Emergency transection device David Ernest Hartley 2014-10-14
6439381 Paint saver — 2002-08-27
5613270 Motorless floor washing machine David Alvarez 1997-03-25

Frequent Collaborators

David Ernest Hartley1 shared
David Alvarez1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3